Home / 1,132,146,243.36-1,698,213,789.36-442,123,587.36

Finding the Fourth Proportional to 1,132,146,243.36, 1,698,213,789.36 and 442,123,587.36

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Solution

The fourth proportional to 1,132,146,243.36, 1,698,213,789.36 and 442,123,587.36 is: 663,183,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,146,243.36 : 1,698,213,789.36 = 442,123,587.36 : x
  2. Step 2: Convert to fraction form
    1,132,146,243.36/1,698,213,789.36 = 442,123,587.36/x
  3. Step 3: Cross multiply
    1,132,146,243.36x = 1,698,213,789.36 × 442,123,587.36
  4. Step 4: Simplify right side
    1,132,146,243.36x = 750,820,372,656,062,592
  5. Step 5: Solve for x
    x = 750,820,372,656,062,592/1,132,146,243.36
  6. Step 6: Final answer
    x = 663,183,203.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.